问题
解答题
简便计算.
(1)720×12÷4
(2)125×(8÷2)
答案
(1)720×12÷4
=720×(12÷4)
=720×3
=2160;
(2)125×(8÷2)
=125×8÷2
=1000÷2
=500.
简便计算.
(1)720×12÷4
(2)125×(8÷2)
(1)720×12÷4
=720×(12÷4)
=720×3
=2160;
(2)125×(8÷2)
=125×8÷2
=1000÷2
=500.